I'm a principal researcher at National ICT Australia in Sydney, currently heading the DMiST-project.

Former member of the algorithms group at the Faculty of Mathematics and Computing Science in Eindhoven, the Geometry Lab at the Department of Computer Science in Lund, Sweden and the Geometry, Imaging, and Virtual Environments group at the department of Information and Computing Sciences in Utrecht, the Netherlands.

I have, or have had, four great PhD students:
- Mattias Andersson, Lund University (finished 2007).
- Mohammad Farshi, TU Eindhoven (finished 2008).
- Damian Merrick, University of Sydney (finished 2008).
- Bojan Djordjevic, University of Sydney (started April 2007).

In the PC for ALENEX'08, SWAT'08 (chair), ESA'08, CATS'08 and CCCG'08.

In the editorial board for the International Journal of Computational Geometry and Applications (IJCGA)

Together with Tasos Viglas I'm trying to maintain a blog called Dense outliers.